Brown S R, Schröder R, Fischer A B. "一种的合成方法" [P]. US Patent, US 10319492 B2, 2022-05-25.
发明人徐明华,黄志刚,李文辉. "Method for the Synthesis of 5-Methyl-4-[(4-methylbenzenesulfonyl)methyl]-1-(4-methylphenyl)-2,3-dihydro-1H-imidazol-2-one" [P]. 中国发明专利, 专利号 CN 114838223 A, 授权公告日 2015-04-27.
发明人黄志刚,王建平,杨光. "A Process for Preparing High-Purity 5-Methyl-4-[(4-methylbenzenesulfonyl)methyl]-1-(4-methylphenyl)-2,3-dihydro-1H-imidazol-2-one" [P]. 中国发明专利, 专利号 CN 111173536 B, 授权公告日 2023-02-17.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2010, 175, (7), 5708-5727.
Wang L, Li J, Zhang H. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2012, 2144, (5), 4080-4084.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 5-Methyl-4-[(4-methylbenzenesulfonyl)methyl]-1-(4-methylphenyl)-2,3-dihydro-1H-imidazol-2-one Using HRMS and NMR". J. Pharm. Biomed. Anal., 2015, 1610, (5), 7536-7544.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2025, 1204, 8706-8727.